1001513105 has 8 divisors (see below), whose sum is σ = 1202094312. Its totient is φ = 801024768.

The previous prime is 1001513101. The next prime is 1001513137. The reversal of 1001513105 is 5013151001.

1001513105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 555120721 + 446392384 = 23561^2 + 21128^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1001513105 - 2² = 1001513101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1001513101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3257 + ... + 44873.

It is an arithmetic number, because the mean of its divisors is an integer number (150261789).

Almost surely, 2^1001513105 is an apocalyptic number.

It is an amenable number.

1001513105 is a deficient number, since it is larger than the sum of its proper divisors (200581207).

1001513105 is an equidigital number, since it uses as much as digits as its factorization.

1001513105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46435.

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 1001513105 is about 31646.6918492281. The cubic root of 1001513105 is about 1000.5041141595.

Adding to 1001513105 its reverse (5013151001), we get a palindrome (6014664106).

The spelling of 1001513105 in words is "one billion, one million, five hundred thirteen thousand, one hundred five".